Over 400 people were arrested in London on Saturday for protesting the United Kingdom‘s decision to ban a pro-Palestinian group under an anti-terrorism law, according to British authorities. At least 466 people were arrested for backing the U.

British police said they arrested 365 people in central London on Saturday as supporters of a recently banned pro-Palestinian group intentionally flouted the law as part of their effort to force the government to reconsider the ban.

The Metropolitan Police on Sunday arrested more demonstrators, taking the previous figure of 474 to over 500 during a weekend that saw the UK’s largest protests in support of Palestine Action, banned by the government recently,